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Wiseco Top End Kit Pro-Lite PK1573 - 66.40mm - Yamaha YZ250 99-01

Regular price $158.05 USD
Regular price $215.58 USD Sale price $158.05 USD
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Wiseco Top End Kit Pro-Lite 66.40mm (Std) Yamaha YZ250 1999-2001

Wiseco Forged Piston have been setting the performance standards for motocross 2-stroke engines for years. Now Wiseco offers a great performance top end kit for your Yamaha YZ250. Wiseco give you all you need to perform your top end maintenance. What’s in the kit a performance Forged Pro-Lite piston, rings, wrist pin, top end gasket kit, c-clips and wrist pin bearing.

Each Pro-Lite forged piston is manufactured in the USA in Wiseco own plants. The 2-stroke Pro-Light piston is them CNC machined for optimal shape and profile to ensure peak performance and durability.

Specifications - Top end Kit PK1573:

  • 2614CD - 66.40 mm Ring Set
  • 804M06640 - Yamaha YZ250 '99-19 ProLite 2614CD
  • B1003 - Top End Bearing 18 x 22 x 21.8mm
  • CW18 - 18mm Round Wire Locks - Set of Two
  • Ring - Set
  • S508 - Piston Pin 18mm x 2.106" Non Chromed TW
  • W5744 - Top End Gasket Kit Yamaha YZ250 '99-01


      • Each Pro-Light piston is built from race proven designs that are chosen by the top race teams in all forms of racing including Supercross, Motocross, GNCC, Superbike, and more
      • Wiseco piston kits feature a complete top end gasket kit that gives you everything you need to complete your rebuild from premium materials.
      • Forged pistons offer superior strength to weight ratio utilizing aerospace alloy.
      • High Performance ring kit and alloy pin included with each piston kit for extended life and sustained power.
      • Part number - PK1573

      Click to see all the other performance parts for your Yamaha YZ250 / YZ250X

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